Change segments icons in tooltip #376

[VargBurz]

Closes #376

Improve UI

Changes:

• make icon color the same as segment color
• remove fa-exclamation icon and replace right icon from date to analytic unit name
• change icon for positive labeled, negative labeled, found segments

Before:

positive labeled:

negative labeled:

found segments:

After:

positive labeled:

negative labeled:

found segments:

[jonyrock]

I propose to use this icon:

for detections